Cedar Mountain to Antietam: A Civil War Campaign History of the Union XII Corps, July–September 1862EbookCedar Mountain to Antietam: A Civil War Campaign History of the Union XII Corps, July–September 1862byM. Chris BryanRating: 0 out of 5 stars0 ratingsSave Cedar Mountain to Antietam: A Civil War Campaign History of the Union XII Corps, July–September 1862 for later